IOCL AOD Digboi Refinery Apprentice Recruitment 2026: Apply for 48 Vacancies
The official notification for IOCL AOD Digboi Refinery Apprentice Recruitment 2026 is out at iocl.com. Interested candidates can apply for 48 Trade and Technician Apprentice positions by registering on the NATS/NAPS portals and completing the mandatory Microsoft Form application.
IOCL AOD Digboi Refinery Apprentice Notification 2026
Indian Oil Corporation Ltd (IOCL) is hiring apprentices across departments such as Chemical Plant and Boiler Operations. Eligible applicants holding a Diploma or a B.Sc. degree in the relevant discipline can apply starting 11th February 2026. The deadline for registration on the NATS/NAPS portals is 25th February 2026. Download the detailed notification PDF from the overview table below.
IOCL AOD Digboi Refinery Apprentice 2026 Recruitment: Highlights
IOCL AOD Digboi Refinery Vacancy 2026 for Apprenticeship Role
| Code | Trade/Discipline | Total Seats | UR | EWS | SC | ST | OBC (NCL) | PwBD |
|---|---|---|---|---|---|---|---|---|
| 101 | Trade Apprentice Attendant Operator (Chemical Plant) Chemical | 32 | 14 | 3 | 2 | 4 | 9 | 0 |
| 103 | Trade Apprentice (Boiler)
Mechanical |
2 | 1 | 0 | 0 | 0 | 1 | 0 |
| 104 | Technician Apprentice Chemical | 9 | 5 | 1 | 0 | 1 | 2 | 0 |
| 107 | Technician Apprentice Instrumentation | 5 | 2 | 0 | 1 | 1 | 1 | 1 |
IOCL AOD Digboi Refinery Eligibility Criteria 2026
| Post Code | Post Name | Discipline | Educational Qualification | Period of Training | Age Limit |
|---|---|---|---|---|---|
| 101 | Trade Apprentice – Attendant Operator (Chemical Plant) | Chemical | B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 12 Months | 18-24 Years |
| 103 | Trade Apprentice (Boiler) | Mechanical | B.Sc. (Maths, Physics, Chemistry or Industrial Chemistry) | 24 Months | |
| 104 | Technician Apprentice | Chemical | Diploma in Chemical / Petrochemical / Chemical Technology / Refinery & Petrochemical Engineering | 12 Months | |
| 107 | Technician Apprentice | Instrumentation | Diploma in Instrumentation /Instrumentation & Electronics /Instrumentation & Control / Applied Electronics & Instrumentation Engineering | 12 Months |
- The preference will be given to candidates applying for apprenticeship training for the first time. Candidates whose earlier apprenticeship was terminated due to their own fault will not be eligible.
- Engineering graduates, diploma holders or vocational certificate holders with one year or more of job experience after qualification are not eligible.
- Candidates who completed five years after acquiring the required qualification are not eligible.
- Applications for more than one trade/discipline will be rejected. Candidates with qualifications obtained through part-time, correspondence or distance education are not eligible.
Age Relaxation
| Category | Upper Age Relaxation |
|---|---|
| SC/ST | Up to 5 years |
| OBC (NCL) | Up to 3 years |
| PwBD (General) | Up to 10 years (irrespective of reservation) |
| PwBD – SC / ST | Up to 15 years (10 years + 5 years) |
| PwBD – OBC (NCL) | Up to 13 years (10 years + 3 years) |
IOCL Assam Oil Division Digboi Refinery Apprentice Online Application Form
Before starting your application, ensure you have a valid and active Apprenticeship Registration/Enrolment Number from the NAPS or NATS portal, with your profile 100% complete and verified. Only online applications submitted through the official portals are valid. Candidates may apply for only one trade/discipline. Access links for registration and the Microsoft form are provided below.
| Post Name | Post Code | Application Link | Establishment ID | Application Form for Submitting Additional Details |
| Trade Apprentice | 101 & 103 | NAPS Portal | E01201800001 | Apprenticeship Additional Data Form: AOD Digboi Refinery |
| Technician Apprentice | 104 & 107 | NATS Portal | EASTIC000002 |
How to Apply for Trade & Technician Apprentice Posts at IOCL Assam Oil Division Digboi Refinery?
-
Candidates applying for Post Codes 101 and 103 must register via the NAPS portal at
https://apprenticeshipindia.gov.in. Navigate to Apprenticeship Opportunities, select the IOCL Refinery location, and choose your preferred trade to submit your application. -
Applicants for Post Codes 104 and 107 must register on the NATS (BOAT) portal at
https://nats.education.gov.in. Once registered, apply for the IOCL AOD Digboi Refinery apprenticeship advertisement visible on your dashboard. -
Before final submission, verify that your personal information, educational qualification, category and aggregate percentage are accurately reflected in your NAPS/NATS profile. Contact the relevant portal helpdesk for any required corrections.
-
Double-check that you have successfully applied for the apprenticeship opportunity on the official NAPS/NATS platform.
-
Ensure you use the correct Establishment ID during the application process:
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Digboi Refinery (NATS): EASTIC000002
-
Digboi Refinery (NAPS): E01201800001
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- Candidates must mandatorily submit additional details through the official Microsoft/Google Form without which the application will not be accepted.
FAQs
Yes, completion of both Step I (NATS/NAPS portal application) and Step II (Microsoft/Google Form submission) is mandatory. Applications missing either step will result in automatic rejection.
Applicants must use the NAPS portal for Post Codes 101 & 103, while those targeting Post Codes 104 & 107 are required to apply via the NATS (BOAT) portal.
Prior to submission, verify that your personal details, educational qualifications, caste category, and aggregate marks are correctly updated on the NAPS/NATS portals. Use the portal's support helpdesk for any necessary rectifications.